wall industries, inc. 5 watson brook road exeter, nh 03833 603-778-2300 www.wallindustries.com fax 603-778-9797 cmdm series 15 watt, single output 2:1 wide input voltage range chassis mount dc/dc converte r rev b features 15 watts output power output current up to 4a high efficiency up to 88% fixed switching frequency six-sided continuous shield 2:1 wide input voltage range iso9001 certified manufacturing facilities call factory for more output power options compliant to rohs eu directive 2002/95/ec options: positive logic and negative logic remote on/off chassis mount options: open frame, u channel, and enclosed types available specifications: cmdm series all specifications apply @ 25c ambient unless otherwise noted input specifications input voltage range ............ 12v nominal input ....................... 9 - 18 vdc 24v nominal input ..................... 18 - 36 vdc 48v nominal input ..................... 36 - 75 vdc input surge voltage (100ms max) ....... 12v input ..........................36 vdc 24v input ..........................50 vdc 48v input ........................100 vdc input reflected ripple current (note 2)........................................20map-p start up time (nominal vin and c onstant resistive load) .............20ms typ. remote on/off (option) (note 7) (positive logic)............... dc-dc on .............open or 3.5v < vr < 12v dc-dc off .............short or 0v < vr < 1.2v (negative logic) ............. dc-dc on ...............short or 0v < vr < 1.2v dc-dc off ...........open or 3.5v < vr < 12v input current of remote control pin (nominal vin) ........... -0.5ma ~ +1ma remote off state input current (nominal vin) ...................................20ma output specifications output voltage ..............................................................................see table voltage accuracy (nominal vin and full load) ...................................... 1% output current ..............................................................................see table output power ........................................................................ 15 watts max. line regulation (ll to hl at fl)....................................................... 0.5% load regulation (min load to full load) ............................................. 0.5% minimum load (see note 6) ........................................................see table ripple/noise (20 mhz bw) .......................................................... 50mvp-p temperature coefficient ................................................. 0.02% / c max. transient response recovery time (25% load step) .......................250us protection specifications over voltage protection................. 3.3v output ..................................3.9v (zener diode clamp) 5v output ..................................6.2v 12v output ...................................15v 15v output ...................................18v over load protection (% of full load at nominal input).............. 150% max. short circuit protection. ................................... hiccup, automatic recovery general specifications efficiency ........................................................................................see table switching frequency .................................................................500khz typ. isolation voltage (input to output)......................................... 1600vdc min. isolation resistance ...............................................................10 9 ohms min. isolation capacitance ................................................................ 300pf max. environmental specifications operating temperature ................................ -40c ~ +85c (with derating) storage temperature .......................................................... -55c ~ +105c maximum case temperature ............................................................. 100c relative humidity...................................................................5% to 95% rh thermal impedance (note 8) natural convection ............................................................. 12c / watt natural convection with heat-sink..................................... 10c / watt thermal shock ..................................................................... mil-std-810f vibration ................................10~55hz, 10g, 30 minutes along x, y, and z mtbf (see note 1) .......................................................... 2.041 x 10 6 hours physical specifications potting material of the dc/dc converter ..........................epoxy (ul94-v0) shielding of the dc/dc converter.................................................. six-sided weight .............................................................................approximately 6oz dimensions................................................... 4(l) x 2.2(w) x 0.81(h) inches safety & emc approvals and standards .................. iec60950-1, ul60950-1, en60950-1 emi ............................en55022 ...................................................... class a esd ....................en61000-4-2??.. ??.perf. criteria b radiated immunity......en61000-4-3 ....................... 10v/m perf. criteria a fast transient.............en61000-4-4 ......................... 2kv perf. criteria b surge .........................en61000-4-5 ......................... 1kv perf. criteria b conducted immunity...en61000-4-6 .................... 10 vrms perf. criteria a due to advances in technology, specific ations subject to change without notice air 8kv contact 6kv applications measurement wireless network telecom/datacom industry control system semiconductor equipment
wall industries, inc. 5 watson brook road exeter, nh 03833 603-778-2300 www.wallindustries.com fax 603-778-9797 cmdm series 15 watt, single output 2:1 wide input voltage range chassis mount dc/dc converte r rev b output voltage / current rating chart output current input current model number input range output voltage min. load full load output (4) ripple & noise no load (3) full load (2) efficiency (4) capacitor (5) load max cmdm12s3.3-4000 3.3 vdc 0ma 4000ma 50mvp-p 30ma 1467ma 79% 10200uf cmdm12s5-3000 5 vdc 15ma 3000ma 50mvp-p 25ma 1603ma 82% 7050uf cmdm12s12-1250 12 vdc 0ma 1250ma 50mvp-p 25ma 1524ma 86% 1035uf cmdm12s15-1000 12 vdc (9 - 18 vdc) 15 vdc 0ma 1000ma 50mvp-p 20ma 1524ma 86% 705uf cmdm24s3.3-4000 3.3 vdc 0ma 4000ma 50mvp-p 15ma 724ma 80% 10200uf CMDM24S5-3000 5 vdc 15ma 3000ma 50mvp-p 10ma 781ma 84% 7050uf cmdm24s12-1250 12 vdc 0ma 1250ma 50mvp-p 20ma 772ma 85% 1035uf cmdm24s15-1000 24 vdc (18 - 36 vdc) 15 vdc 10ma 1000ma 50mvp-p 15ma 772ma 85% 705uf cmdm48s3.3-4000 3.3 vdc 0ma 4000ma 50mvp-p 10ma 357ma 81% 10200uf cmdm48s5-3000 5 vdc 0ma 3000ma 50mvp-p 20ma 396ma 83% 7050uf cmdm48s12-1250 12 vdc 10ma 1250ma 50mvp-p 15ma 377ma 87% 1035uf cmdm48s15-1000 48 vdc (36 - 75 vdc) 15 vdc 0ma 1000ma 50mvp-p 15ma 381ma 86% 705uf notes 1. bellcore tr-nwt-000332. case 1: 50% stress, temper ature at 40oc. (gr ound fixed and controlled environment). 2. maximum value at nominal input voltage and full load 3. typical value at nominal input voltage and no load. 4. typical value at nominal input voltage and full load. 5. test by minimum vin and constant resistive load. 6. the output requires a minimum loading on the output to ma intain specified regulation. o peration under no-load condition wi ll not damage these devices, however they may not meet all listed specifications. 7. the on/off control pin voltage is referenced to -vin. to order positive logic on/off c ontrol add the suffix p (ex: cmdm48s5-3000p) to order negative logic on/off c ontrol add the suffix r (ex: cmdm48s5-3000r) 8. heat sink is optional, consult factory. 9. chassis mount options: no suffix for open frame, ?u? suffix for u channel, and ?e? suffix for enclosed type. derating curves & e fficiency graphs fec15-48s05 derating curve with heatsink (note 8 ) 0 20 40 60 80 100 120 -40 -20 0 20 40 60 80 100 120 ambient temperature( ) output power(%) 69 fec15-48s05 derating curve 0 20 40 60 80 100 120 -40 -20 0 20 40 60 80 100 120 ambient temperature( ) output power (%) 63 fec15-48s05 efficiency vs output load 45 50 55 60 65 70 75 80 85 90 95 10 20 30 40 50 60 70 80 90 100 output load (% of full load) efficiency(% ) fec15-48s05 efficiency vs input voltage 74% 76% 78% 80% 82% 84% 86% 36 40 44 48 52 56 60 64 68 72 input voltage (v) efficiency(%) ambient temperature (c) ambient temperature (c) output power (%) output power (%) cmdm48s5-3000 derating curve cmdm48s5-3000 derating curve with heat sink (note 8) cmdm48s5-3000 efficiency vs output load cmdm48s5-3000 efficiency vs input voltage output load (% of full load) input voltage (v) efficiency (%) efficiency (%)
wall industries, inc. 5 watson brook road exeter, nh 03833 603-778-2300 www.wallindustries.com fax 603-778-9797 cmdm series 15 watt, single output 2:1 wide input voltage range chassis mount dc/dc converte r rev b mechanical drawing unit: inches [mm] + v i n - v i n c n t l - o u t t r m + o u t 4.00 [101.6] .81 [20.6] 2.25 [57.2] 3.66 [93.0] 1.13 [28.6] . 1 7 [ 4 . 3 ] label .16 [4.06] 2x model name
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